This study aims determine the effect of investment decisions, intangible assets value, research and development towards company market value. The data used in this study are secondary data in the form of annual financial reports listed on the Indonesia Stock Exchange during 2015 to 2017. The data analysis method used in this study is multiple regression. The sample taken are 86 data of non-financial companiens during 3 years periods. Samples were taken using purvosive sampling technique. The result of this study indicate investment decisions has no effect on company market value. Intangible assets have an effect on company market value. While, research and development have a negative effect on company market value.